At the same time convert the angle of the polygon at that vertex into a straight angle . 同时把该顶点处多角形的角转换成平角。
2.
Dental handpieces - part 2 : straight and geared angle handpieces iso 7785 - 2 : 1995 ; german version en iso 7785 - 2 : 1997 手持式牙科器械.第2部分:平角和啮合角手持式器械
3.
Some crop circles are electrical or radioactive , and these will have straight lines or edges or angles unto them 某些麦田怪圈是电的和辐射性的，将带有直线、直边或平角。
4.
Changtai garment & weaving co . , ltd is an enterprise which produces professionally series of men ' s and women ' s underwear , inner pants , waistcoats , t - shirts , fitness pants 长泰服装织造有限公司是一家专业生产男女内衣、内裤、平角裤、背心、 t恤、健美裤等系列产品的企业。
5.
Recently , simply equipped welding tractor is more popular for welding of flat fillet in shipbuilding industry in japan . this technical method should be welding used in china . 介绍了简易焊接台车在日本造船业焊接平角焊缝作业中的使用情况和这种工艺方法在我国推广应用的益处。
6.
Men are letting their shirttails wave , a fact true not just of polo shirts or square - cut tropical styles designed to be worn outside of trousers but of dress shirts with tapered tails never meant to see the light of day 解放衬衣下摆已成为男士着装的新时尚,不论是马球衫还是充满热带风情的平角设计,或是下摆略收的西装衬衣,不论设计之初的意图如何,衬衣下摆统统从裤腰里被抽了出来,感受阳光和轻风的亲密接触
